4.6﹣1.02= + = ÷2= ×3=
1﹣ - = 14÷21= 1.6÷10%= × ÷ × =
①+3=
②
③
④0.32=
⑤1÷0.1﹣0.1×1=
⑥0.25+0.75=
⑦8﹣0.08=
⑧621÷89=
76×20= 514﹣300= 3.4+6= 9÷9%= 24×=
÷= 62= 8.7+= ﹣0.8= ﹣×0=